Home / 90,157.14-124,374.96-58,336.32

Finding the Fourth Proportional to 90,157.14, 124,374.96 and 58,336.32

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Solution

The fourth proportional to 90,157.14, 124,374.96 and 58,336.32 is: 80,477.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,157.14 : 124,374.96 = 58,336.32 : x
  2. Step 2: Convert to fraction form
    90,157.14/124,374.96 = 58,336.32/x
  3. Step 3: Cross multiply
    90,157.14x = 124,374.96 × 58,336.32
  4. Step 4: Simplify right side
    90,157.14x = 7,255,577,466.55
  5. Step 5: Solve for x
    x = 7,255,577,466.55/90,157.14
  6. Step 6: Final answer
    x = 80,477.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.